Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
CHARGING MEMBER AND PROCESS FOR PRODUCTION THEREOF, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2012/111836
Kind Code:
A1
Abstract:
Provided is an electrophotographic device in which the adhesion of any contamination substance that is accumulated on a cleaning member onto a charging member can be prevented by decreasing the surface free energy and the friction coefficient of the charging member and, therefore, the image failure associated with the adhesion can be improved. A charging member comprising a base, an elastic layer and a surface layer, wherein the surface layer contains a polymeric compound having an Si-O-W bond, and wherein the polymeric compound has a constituent unit represented by formula (1) and a constituent unit represented by formula (2).

Inventors:
TOMOMIZU YUYA (JP)
KURODA NORIAKI (JP)
KODAMA MASATAKA (JP)
SUZUMURA NORIKO (JP)
MASU HIROKI (JP)
Application Number:
PCT/JP2012/053896
Publication Date:
August 23, 2012
Filing Date:
February 13, 2012
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
CANON KK (JP)
TOMOMIZU YUYA (JP)
KURODA NORIAKI (JP)
KODAMA MASATAKA (JP)
SUZUMURA NORIKO (JP)
MASU HIROKI (JP)
International Classes:
G03G15/02; C08G77/58; F16C13/00
Domestic Patent References:
WO2012023241A12012-02-23
WO2012023270A12012-02-23
Foreign References:
JP2007004102A2007-01-11
JP2009288676A2009-12-10
Attorney, Agent or Firm:
OKABE, Yuzuru et al. (JP)
Okabe 譲 (JP)
Download PDF:
Claims: